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Author Question: A lamp rated 23W-120V means that it will deliver 23 W A) when the voltage across it is 120 V. B) ... (Read 36 times)

pane00

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  • Posts: 579
on: Jul 29, 2018
A lamp rated 23W-120V means that it will deliver 23 W
 
  A) when the voltage across it is 120 V.
  B) whether or not it is connected to 120 V.
  C) as long as the current is ac.
  D) none of the above

Question 2

What is the resistance of a 120-W incandescent lamp connected to a 120-V power supply?
 
  A) 1 ohm
  B) 60 ohms
  C) 100 ohms
  D) 144 ohms
  E) none of the above


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momo1250

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: E


pane00

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  • Posts: 579
Reply 2 on: Jul 29, 2018
Gracias!

covalentbond

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Reply 3 on: Yesterday
Wow, this really help

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